Merriman Andrew 4

What Happened

• Andrew Merriman, Chief Operating Officer of Castellum, Inc. (CTM), reported a purchase of 2,000 common shares on 2026-03-27. The reported price was $0.64 per share, for a total reported acquisition value of $1,285. The Form 4 lists the transaction code P (purchase), indicating an open-market or private purchase.

Key Details

• Transaction date: 2026-03-27
• Transaction type/code: Purchase (P) — open market or private purchase
• Shares acquired: 2,000 at $0.64 per share
• Reported total value: $1,285 (as stated on the filing)
• Shares owned after transaction: Not disclosed on the Form 4
• Footnotes/plans: Filing does not indicate a 10b5-1 plan, tax withholding, or other special footnotes
• Filing timing: Report filed with accession dated 2026-03-27 (same date as the transaction on the form)

Context

• Insider purchases can be viewed as more informative than sales because they represent a direct personal investment; however, this purchase is modest in dollar size (~$1.3K) and may be routine or personal in nature. The filing provides no additional context (e.g., 10b5-1 plan or larger holdings), so avoid assuming broader company-level implications.